xref: /OK3568_Linux_fs/kernel/include/linux/syscore_ops.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0-only */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *  syscore_ops.h - System core operations.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  *  Copyright (C) 2011 Rafael J. Wysocki <rjw@sisk.pl>, Novell Inc.
6*4882a593Smuzhiyun  */
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #ifndef _LINUX_SYSCORE_OPS_H
9*4882a593Smuzhiyun #define _LINUX_SYSCORE_OPS_H
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #include <linux/list.h>
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun struct syscore_ops {
14*4882a593Smuzhiyun 	struct list_head node;
15*4882a593Smuzhiyun 	int (*suspend)(void);
16*4882a593Smuzhiyun 	void (*resume)(void);
17*4882a593Smuzhiyun 	void (*shutdown)(void);
18*4882a593Smuzhiyun };
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun extern void register_syscore_ops(struct syscore_ops *ops);
21*4882a593Smuzhiyun extern void unregister_syscore_ops(struct syscore_ops *ops);
22*4882a593Smuzhiyun #ifdef CONFIG_PM_SLEEP
23*4882a593Smuzhiyun extern int syscore_suspend(void);
24*4882a593Smuzhiyun extern void syscore_resume(void);
25*4882a593Smuzhiyun #endif
26*4882a593Smuzhiyun extern void syscore_shutdown(void);
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun #endif
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